145439168 is an even 9-digits composite number following 145439167
and preceding 145439169 . In scientific notation, it is written as 1.45439168 × 10^8.
The sum of its digits is 41. It has a total of 8 prime factors and 28 positive divisors.
There are 62330880 positive integers (up to 145439168) that are relatively prime to 145439168.
145439168 has 28 divisors, whose sum is 329836272
The reverse of 145439168 is 861934541
Previous prime number is 7
Is Prime? no
Number parity even
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred forty-five million four hundred thirty-nine thousand one hundred sixty-eight
Scientific notation
1.45439168 × 10^8
Engineering notation
1.45439168 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 7 × 324641
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
8
Total number of prime factors
rad
Radical
4544974
Product of the distinct prime numbers
The prime factorization of 145439168 is 2 × 2 × 2 × 2 × 2 × 2 × 7 × 324641.
Since it has a total of 8 prime factors.
1 , 5 , 9 , 31 , 631 , 431 , 250 , 8835 , 38460 , 64190 , 881088 , 503838 , 8538204 , 8067548 , 45793405 , 18561338 , 973387779 , 283244607 , 4015987372 , 1259268701
n×2
290878336
n×3
436317504
n×4
581756672
n×5
727195840
n÷2
72719584
n÷3
48479722.666667
n÷3
36359792
n÷5
29087833.6
n2
21152551588532224
n3
3.0764095041132E+24
n4
4.4743043870552E+32
n5
6.5073910743205E+40
2 √n
12059.816250673
3 √n
525.88864524374
4 √n
109.81719469497
5 √n
42.907802830719
1 , 2 , 4 , 7 , 8 , 14 , 16 , 28 , 32 , 56 , 64 , 112 , 224 , 448 , 324641 , 649282 , 1298564 , 2272487 , 2597128 , 4544974 , 5194256 , 9089948 , 10388512 , 18179896 , 20777024 , 36359792 , 72719584 , 145439168
28 divisors
τ
Total Divisors
28
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-145439167
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.035714285714286
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
28
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 145439168 can be divided by 28 positive divisors.
The sum of these divisors (counting 145439168) is 1, the average is 0.035714285714286.
Base
System
Value
2
Binary
1000101010110011100111000000
3
Ternary
101010200002000212
4
Quaternary
20222303213000
5
Quinary
244213023133
6
Senary
22233133252
8
Octal
1052634700
10
Decimal
145439168
12
Duodecimal
4085a228
16
Hexadecimal
8ab39c0
20
Vigesimal
258jhi8
36
Base36
2el9kw
md5
23c385618ed25d3193bfee0c3b7cab95
sha1
519d3238d7bd450b90818d04358ad0a7af8dc90c
sha256
c08927e0f14af10fa2c324b832933c784738ab22694605b7e09479d33896cb3d
sha512
a8dbc2d3fb2d210f43c3b94adb55902ce563ef36795d539bac9f5770b6f71d5b004cfe2ccdc839b73179db6d4066f2f864837843afdf9dd2c32edad1ed4f43c6
ripemd-160
7dc2a85a3868782f788efd22905592fbacd4de86
Diameter
290878336
Circumference
913821243.46602
Area
6.6452700675212E+16
Volume
1.2886433996741E+25
Surface area
2.6581080270085E+17
Circumference
913821243.46602
Perimeter
581756672
Area
21152551588532224
Diagonal
205682043.88586
Surface area
126915309531193344
Volume
3.0764095041132E+24
Space diagonal
251908028.38655
Perimeter
436317504
Area
9.1593235152649E+15
Altitude
125954014.19327
Surface area
9.1593235152649E+15
Volume
3.6255833701087E+23
Height
68560681.295286